Base | Representation |
---|---|
bin | 11101101100010011110… |
… | …10101011111100111010 |
3 | 10121112100222000100112122 |
4 | 32312021322223330322 |
5 | 113203403101041442 |
6 | 2100403315041242 |
7 | 133465013240462 |
oct | 16661172537472 |
9 | 3545328010478 |
10 | 1020221112122 |
11 | 363745247803 |
12 | 145885ba0222 |
13 | 7528b710144 |
14 | 37543c48ba2 |
15 | 1b811b0bdd2 |
hex | ed89eabf3a |
1020221112122 has 8 divisors (see below), whose sum is σ = 1530341009472. Its totient is φ = 510107442300.
The previous prime is 1020221112101. The next prime is 1020221112137. The reversal of 1020221112122 is 2212111220201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×10202211121222 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1020221112122.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1123154 + ... + 1817117.
It is an arithmetic number, because the mean of its divisors is an integer number (191292626184).
Almost surely, 21020221112122 is an apocalyptic number.
1020221112122 is a deficient number, since it is larger than the sum of its proper divisors (510119897350).
1020221112122 is a wasteful number, since it uses less digits than its factorization.
1020221112122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3113764.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 1020221112122 its reverse (2212111220201), we get a palindrome (3232332332323).
The spelling of 1020221112122 in words is "one trillion, twenty billion, two hundred twenty-one million, one hundred twelve thousand, one hundred twenty-two".
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